Grow in indirect light.

Plant your Christmas cactus in Miracle-Gro Cactus, Palm & Citrus Potting Mix.
Water when the top 1 to 2 inches of soil are dry.
Increase humidity around the plant.
Feed from after blooming until fall with Miracle-Gro Succulent Plant Food.
Give your Christmas cactus 6 weeks of extra darkness and lower temps to encourage blooming.
Prune after blooming for the best shape.